Merge pull request #87 from jdantonio/removed-actor-context-spike

Removed ActorContext spike.

Author: jdantonio

lib/concurrent/actor/actor_context.rb

@@ -1,5 +1,2 @@
 require 'concurrent/actor/actor'
-require 'concurrent/actor/actor_context'
-require 'concurrent/actor/actor_ref'
 require 'concurrent/actor/postable'
-require 'concurrent/actor/simple_actor_ref'

lib/concurrent/actor/actor_ref.rb

@@ -1,7 +1,9 @@
+require 'concurrent/ivar'
+
 module Concurrent
   module Channel
 
-    class Probe < IVar
+    class Probe < Concurrent::IVar
 
       def initialize(value = NO_VALUE, opts = {})
         super(value, opts)
@@ -36,4 +38,4 @@ def self.select(*channels)
       result
     end
   end
-end
+end